Search results
Results From The WOW.Com Content Network
Obsidian talus at Obsidian Dome, California Polished snowflake obsidian, formed through the inclusion of cristobalite crystals. The Natural History by the Roman writer Pliny the Elder includes a few sentences about a volcanic glass called obsidian (lapis obsidianus), discovered in Ethiopia by Obsidius, a Roman explorer. [9] [10] [11] [12]
The Georgia Gold Rush was the second significant gold rush in the United States and the first in Georgia, and overshadowed the previous rush in North Carolina. It started in 1829 in present-day Lumpkin County near the county seat, Dahlonega, and soon spread through the North Georgia mountains, following the Georgia Gold Belt. By the early 1840s ...
Stone Mountain, Georgia, site of granite quarrying from the 1830s. Its granite was used in the locks of the Panama Canal and in steps to the U.S. Capitol building. The mountain is known for its Confederate memorial carving started by Gutzon Borglum and for association with the Ku Klux Klan revival in 1916.
In 1829, gold was discovered in the north Georgia mountains, resulting in the Georgia Gold Rush, the second gold rush in U.S. history. A federal mint was established in Dahlonega, Georgia, and continued to operate until 1861.
Discoveries from the sites have revealed that the same cultural features spread on the northern foothills of Lesser Caucasus mountains. [5] The Shulaveri-Shomutepe culture can be differentiated into three groups based on their location and material cultures. The first group is found in the central south Caucasus around the middle Kura.
An earlier site is found in Dmanisi, Georgia, dated to 1.85–1.78 million years ago [5] suggest the existence of other sites in the Levant which are yet to be found. Stone tools of the Oldowan industry, preceding the Acheulian, were found in the Negev and Syrian deserts and support the presence of pre-Acheulian cultures in the Levantine ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Helenite, also known as Mount St. Helens obsidian, emerald obsidianite, and ruby obsidianite, is a glass made from the fused volcanic rock dust from Mount St. Helens and marketed as a gemstone. [ 1 ] [ 2 ] Helenite was first created accidentally after the eruption of Mount St. Helens in 1980 .